/mdn-git/developer.mozilla.org/en-US/docs/Web/API/Web_Animations_APIWeb_Animations_API
Keyframe_Formats Using_the_Web_Animations_API Web_Animations_API_Concepts
/mdn-git/developer.mozilla.org/en-US/docs/Web/API/Web_Animations_API/Using_the_Web_Animations_APIUsing_the_Web_Animations_API
/mdn-git/developer.mozilla.org/en-US/docs/Web/API/Web_Animations_API/Web_Animations_API_ConceptsWeb_Animations_API_Concepts